BOHLMAN, Philip V. Prolegomena to the Classification of German-American Music. Yearbook of German-American Studies, [S. l.], v. 20, p. 33–48, 1985. DOI: 10.17161/ygas.v20i.19352. Disponível em: https://journals.ku.edu/ygas/article/view/19352.. Acesso em: 19 may. 2024.